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Forum Posts

Resolved! Execution time changes over time, why?

STM32F411RE - NUCLEOI'm working through a course on power optimization on STM32s & I'm genuinely confused about some results I'm getting off the board. I've set up TIM5 to count execution time in us like so, void Timer_Init_For_Timing(void) { RCC->A...

OCTA SPI PINs For STM32U575VIT6Q Controllers

Hi @Issamos Hope You doing well . we are started new design using STM32U575VIT6Q this controller, we have some doubts regarding the SPI line, we searched in the STM32cubemx in that we cannot able to find the octa spi pins, Can you pls share me the St...

HA2375- by Associate II
  • 69 Views
  • 2 replies
  • 1 kudos

Resolved! Strange variable behavior in struct, TCP / lwIP

Heyho,I have a super-stable TCP-audio-streaming server on a H733 here, using custom ETH driver and lwIP, no OS.But I recently found that in a struct which is used for handling / storing the TCP connection, the variable to store the port number "u16Po...

LCE by Principal II
  • 86 Views
  • 2 replies
  • 1 kudos

Resolved! ISR memory update & Timer trigger

Hello All, I am facing a strange situationI have an ISR function1 that is triggered on Falling / Rising Edge of a GPIO pin This function1 according to the state of variable will either start TIMER2 and stop TIMER3 and the way around.TIMER2 & 3 have a...

vbesson by Senior
  • 108 Views
  • 2 replies
  • 2 kudos

Resolved! Using SPI with DMA

Hi All, I'm using an STM32F1 with a 240x240 LCD screen that comunicates with the micro by SPI (with DMA). The screen uses the ST7789 driver (I supose it is not important). I'm working with RGB565 color format.The problem that I have is, for example, ...

BTurc2_0-1688298032648.png
BTurc.2 by Senior
  • 12621 Views
  • 21 replies
  • 5 kudos

ADC2 calibration

Hi,I have a problem with the ADC2 calibration on STM32H743VIT6(V). I use ADC1 and ADC2 in dual mode(Regular simultaneous mode). On some boards the ADC2 calibartion doesn't work. (The ADCAL-Bit in ADC_CR is not cleard after start).On the boards where ...

LKoe by Associate
  • 1304 Views
  • 6 replies
  • 3 kudos

Resolved! NUCLEO-N657X0-Q CSI DCMIPP UVC

I’d like to use the NUCLEO-N657X0-Q board together with the B-CAMS-IMX camera to output video to a computer as a webcam using CSI → DCMIPP → UVC.However, since all the CSI and UVC examples are provided only for the STM32N6570-DK, I’m having difficult...

silpiode by Associate II
  • 121 Views
  • 2 replies
  • 0 kudos